We found this circuit in a magazine 73 from the 90's. It is a circuit indicated for radio-amateur transmitters with the frequencies determined by the sets of coils.
This circuit was found in a 1978 British magazine, but it can still be mounted by simply replacing the...
This circuit was found in a 90s Electronic Design. The circuit was designed to be powered by a 4 - 20 mA...
This passive circuit was found in a 1993 Electronics Hobbyst Handbook. The circuit has the...